-16.17% is the change from 866 to 726
Calculation steps:
[( 726 - 866 ) ÷ 866] x 100 = -16.17%
Formula
Percentage change = [(726 - 866) / 866] x 100
Subtract the new number by the original number
726 - 866 = -140
-140 ÷ 866 = -0.16166281755196305
-0.16166281755196305 x 100 = -16.17%